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Arctic tundra, a frozen treeless biome which has stored carbon for thousands of years, has now become a source of heat-trapping greenhouse gases (GHGs) which are the primary drivers of global warming, ...

From Alaska to Siberia, the Arctic is changing so rapidly that there is no "normal" there now, scientists warn. The consequences reach across the globe. The Arctic tundra now releases more carbon ...

Freezing temperatures will extend as far south as Texas and Florida. Millions of Americans should prepare for an Arctic blast that will blanket much of the country in below-freezing temperatures ...

The last nine years have been the warmest ever recorded in the Arctic Circle, and this year saw a number of new milestones in the region: It was the rainiest summer on record, and plant life ...

China and Russia are stepping up efforts to develop Arctic shipping routes amid growing geopolitical tensions between both countries and the West. The two nations had reached consensus on the ...

The Arctic was once defined by its lack of potential conflict — encapsulated in the saying “high north, low tension.” Countries that struggled to cooperate closer to the equator have ...

(Bob Wick / U.S. Bureau of Land Management) The Arctic can feel like a far-off place, disconnected from daily life if you aren’t one of the 4 million people who live there. Yet, the changes ...